Page 8 - 20190101 part 6 (EN)

Modify TBIS 4210-6:2017 as follows:

Sec. 5.6.2 Fork for hub/disc brake — Static brake-torque test
Apply a rearward force of 1 000 N to the torque arm perpendicular to the fork
steerer axis and in the plane of the wheel. Maintain this force for 1 min.
Annex D (normative) Composite frame and composite fork - Disc brake seat

endurance test.

Modify TBIS 4210-6:2018 as follows:
Annex E (informative) Stiffness measurement of frame

Annex F (normative) Safety test of folding mechanism of frame

Modify TBIS 4210-6:2019 as follows:
Annex G (normative) Safety test of composite fork stem (fork steerer)

viii